This Subcontract opportunity from California was posted on August 2, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Wetland Delineation & Jurisdictional Determination

Closed

State & Local

Submission Closed09/03/2026, 04:00:00 PM PDT

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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NAICS: 541620

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Coastal Resilience & Environmental PlanningThe Coastal Resilience and Environmental Planning subcontract involves providing specialized technical expertise to prime contractors supporting the Glynn County Board of Commissioners in Georgia. The scope of work focuses on analyzing coastal vulnerabilities and developing comprehensive mitigation strategies to address maritime-related hazards and the impacts of sea-level rise on critical infrastructure. The selected provider will utilize coastal engineering models and adhere to FEMA mitigation guidelines to ensure all assessments meet regulatory standards. Key deliverables for this engagement include the production of technical vulnerability assessments and the authoring of mitigation strategy chapters. This opportunity, categorized under NAICS code 541620, was posted on November 9, 2026, with a response deadline of December 9, 2026.

Glynn County Board of Commissioners

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DEADLINE

RFP27-013 Hazard Mitigation Plan Update Services

Solicitation # PE-66300-NONST-2027-000000132

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Glynn County Board of Commissioners

POSTED

DEADLINE

SD Multi-Hazard Mitigation Enhanced Plan Update

Solicitation # 26RFP20017

The South Dakota Department of Public Safety’s Office of Emergency Management is seeking a qualified consultant under solicitation 26RFP20017 to update the Enhanced State Multi-Hazard Mitigation Plan. The project requires the consultant to integrate revisions from a previously approved FEMA plan crosswalk and ensure the final deliverable meets all requirements for an Enhanced State Multi-Hazard Mitigation Plan, including those of the High Hazard Dam Program. The contract is a firm-fixed-price arrangement, though the final award is strictly conditioned upon the receipt of federal funds. Key milestones include the delivery of the completed plan in Microsoft Word format by December 15, 2028, and the achievement of final FEMA approval by April 16, 2029. The selected consultant must provide monthly progress reports by the 15th of each month and maintain comprehensive insurance coverage, including at least 1,000,000 dollars in commercial general liability, professional liability, and business automobile liability. Proposals are evaluated based on the consultant's experience in completing similar plans and their proposed method of performance. A Letter of Intent was due by November 1, 2026, with final proposals due by November 16, 2026.

South Dakota State Government

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Waste Characterization and MonitoringThis subcontract opportunity involves providing waste characterization and monitoring services for prime contractors operating on Los Angeles County Public Works projects. The selected provider will be responsible for analyzing and monitoring materials gathered during stormwater cleanouts, which includes measuring trash and conducting detailed waste characterization to determine proper disposal requirements. These tasks will be executed using specialized sampling tools and laboratory analysis. The scope of work culminates in the delivery of comprehensive waste characterization reports. This project falls under NAICS code 541620 and is associated with the state of California. Interested parties should note the response deadline of December 8, 2026.

Los Angeles County Public Works

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Visitor Behavior and Biodiversity Impact AnalysisThis subcontract involves providing specialized research and consultancy services for visitor management projects overseen by the Newry Mourne and Down District Council. The primary focus is on analyzing historical visitor data and utilizing GIS mapping software and statistical tools to identify biodiversity sensitive areas within Castlewellan Forest Park. The scope of work includes defining key performance indicators for waste impact and infrastructure, as well as delivering detailed research reports and model requirement specifications. Interested parties must respond by December 11, 2026, for this project categorized under NAICS code 541620.

Newry Mourne & Down District Council

POSTED

DEADLINE

Agricultural Water Rights Valuation SpecialistThis subcontract opportunity is for an Agricultural Water Rights Valuation Specialist to support prime contractors on projects for the Edwards Aquifer Authority in Texas. The selected specialist will perform detailed market analyses comparing irrigation water rights to agricultural use, specifically evaluating economic value against agricultural productivity and assessing opportunity costs for rights holders. The scope of work involves comparing market rates against agricultural utility using regional crop-water requirement data and agricultural economic modeling tools to produce a final market analysis report. The solicitation was posted on November 9, 2026, with a response deadline of December 2, 2026. Classified under NAICS code 541620, this engagement focuses on providing specialized economic and agricultural expertise to determine the valuation of water rights within the region.

EDWARDS AQUIFER AUTHORITY

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DEADLINE

Water Rights Market Analysis ConsultantThe Water Rights Market Analysis Consultant subcontract involves providing specialized market analysis regarding irrigation and municipal or industrial water use for prime contractors working on Edwards Aquifer Authority projects in Texas. The selected consultant will be responsible for conducting extensive market research on pricing and usage rates, analyzing regional market trends impacting groundwater rights in the San Antonio area, and utilizing economic modeling software and water rights databases to produce a comprehensive final report. This opportunity is categorized under NAICS code 541620 and was posted on November 9, 2026, with a response deadline of December 2, 2026. Interested parties can find further details through the Texas SmartBuy portal.

EDWARDS AQUIFER AUTHORITY

POSTED

DEADLINE

Environmental Compliance & NEPA ConsultantsThis subcontract opportunity is for Environmental Compliance and NEPA Consultants to support prime contractors on projects for the Department of Defense, specifically within the USACE Rock Island District. The selected provider will be responsible for performing detailed regulatory analysis and drafting essential National Environmental Policy Act documentation, including Environmental Assessments, Environmental Impact Statements, and various mitigation plans. Work involves utilizing compliance software and regulatory databases to ensure all deliverables meet strict USACE environmental processes and federal regulations. The project is based in Rock Island, Illinois, under NAICS code 541620. Interested parties must demonstrate proven expertise in NEPA regulations to successfully deliver the required draft documentation and mitigation strategies. The response deadline for this opportunity is December 4, 2026.

W07V Endist Rock Island

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Freshwater Mussel Surveyors (Dive Team)This subcontract involves providing specialized dive teams to perform underwater surveys and inventories of endangered freshwater mussels for the USACE Rock Island District. The scope of work includes executing scuba diving operations for riverbed sampling, species identification, and biological data collection utilizing commercial diving gear and river transport vessels. The selected provider is responsible for delivering comprehensive mussel population data and detailed technical survey reports. To qualify for this engagement, personnel must hold valid commercial diving certifications and obtain the necessary permits from the US Fish and Wildlife Service and relevant state agencies. The project is categorized under NAICS code 541620 and is associated with the Department of Defense. Interested parties must respond by December 4, 2026, for performance based in Rock Island.

W07V Endist Rock Island

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Endangered Species Surveyors (Bats)This subcontract opportunity, issued by the Department of Defense under the USACE Rock Island District, seeks qualified professionals to perform specialized field surveys and inventories for federally endangered bat species across the Midwest. The scope of work involves population monitoring and biological data collection utilizing mist nets, acoustic monitoring equipment, and other specialized capture gear. Selected contractors are responsible for delivering comprehensive species survey data and detailed technical reports to prime contractors. Compliance is a critical component of this contract, as personnel must hold mandatory permits from state resource agencies and the U.S. Fish and Wildlife Service. The project falls under NAICS code 541620 and is centered in Rock Island. Interested parties must submit their responses by the deadline of December 4, 2026.

W07V Endist Rock Island

POSTED

DEADLINE

Environmental & Field Support ServicesThis subcontract for Environmental and Field Support Services supports prime contractors on National Science Foundation Arctic Research Support and Logistics Services projects. The primary objective is to ensure research compliance through comprehensive field support and environmental monitoring. Key responsibilities include conducting site surveying, monitoring environmental impacts, and managing the setup and strike of field camps. The selected provider will utilize specialized GPS surveying equipment and environmental sampling kits to execute these tasks. Final deliverables include the establishment of functional field camps and the submission of detailed environmental compliance reports. This opportunity falls under NAICS code 541620 and is associated with the National Science Foundation.

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POSTED

DEADLINE

H346--Legionella Water Testing

Solicitation # 36C26224Q1533

Solicitation 36C26224Q1533 is a Request for Quotation issued by the Department of Veterans Affairs Network Contracting Office 22 for Legionella Water Testing and consolidated water utilities management services across eight VA Health Care Systems. The scope of work includes monthly sampling, testing, and report generation for dialysis, laboratory, and sterile processing water systems, as well as plumbing support for backflow device maintenance and the installation of testing ports. All services must adhere to VHA Directive 1061, ANSI/ASHRAE Standard 188, and AAMI ST108 standards. The contractor is required to utilize a web-based data management system capable of QR code integration for sample identification and must provide analytical results within 10 to 14 days of sample receipt. This procurement is a total set-aside for Service-Disabled Veteran-Owned Small Businesses (SDVOSB) under NAICS code 541620. Award will be based on the lowest price among responsible offerors who pass a technical evaluation of their skills and certifications. Mandatory qualifications include CDC Elite Lab Certification, ISO/IECC 17025 Lab Certification, and state-specific licenses for plumbers, environmental engineers, and mechanical engineers in California, Arizona, and New Mexico. The bid due date has been extended to December 22, 2026, at 10:00 AM Pacific Time, with all final answers to questions posted on December 15, 2026.

262-NETWORK Contract Office 22 (36C262)

POSTED

about 15 hours ago

DEADLINE

in about 1 month

AI Contract Overview

The San Bernardino County Flood Control District in California is seeking a subcontractor for a Wetland Delineation and Jurisdictional Determination project. The selected contractor will be responsible for performing field surveys to identify and map wetlands, preparing detailed jurisdictional determination reports, and providing necessary support for permitting processes with state agencies and the US Army Corps of Engineers. This opportunity is categorized under NAICS code 541620 and will be performed in San Bernardino, California. The solicitation was posted on August 2, 2026, and interested parties must submit their responses by the deadline of September 3, 2026.

General Info

Subcontractor needed for wetland delineation and jurisdictional determination in San Bernardino, California.

Agency

California → San Bernardino County Flood Control District

NAICS

541620 - Environmental Consulting Services

Place of Performance

San Bernardino, CA, 92407, USA

Set-Aside

NONE

Documents

This scope was carved out of PWG126-ADMIN-6438.

The full solicitation package (4 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Design Of Cable Creek Basin (Upper)

AI Contract Breakdown

Uniform Contract Format

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The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PhaseClosed

PostedAug 2

subcontract

Response DeadlineSep 3

Deadline has passed

Submission Closed

09/03/2026, 04:00:00 PM PDT

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Organization & Contact Information

AgencyCalifornia → San Bernardino County Flood Control District

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → San Bernardino County Flood Control District

Office AddressN/A

ContactsNo contact information available

Full Description

Perform field surveys to identify and map wetlands, prepare jurisdictional determination reports, and support permitting with USACE and state agencies.

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